Revert "Updated Master Program to use the latest math blocks, a4n etc."

This reverts commit 501f082e1fe1e759f93a4d11d1b41b3b5a020d0d.
Revert "Revert "Updated Master Program to use the latest math blocks, a4n etc.""

This reverts commit 4985c0458200b7fa73a9b9915132157c9e143d85.